starter Set 12 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [9, 10] → [_, _, 6]

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Answer: Row3[1]=5, Row3[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [9,10]
  • [5,4,6]
Base
  • 5
  • 4
  • 6
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":2,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [17, 15] → [_, _, 8]

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Answer: Row3[2]=7, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [17,15]
  • [10,7,8]
Base
  • 10
  • 7
  • 8
TopValue
32
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, _] → [9, 7, 6]

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Answer: Row2[2]=13, Row2[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [16,13]
  • [9,7,6]
Base
  • 9
  • 7
  • 6
TopValue
29
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":1,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, _] → [10, 8, 4]

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Answer: Row1[1]=30, Row2[2]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [18,12]
  • [10,8,4]
Base
  • 10
  • 8
  • 4
TopValue
30
HiddenCells
  • {"r":0,"c":0,"v":30}
  • {"r":1,"c":1,"v":12}